Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Marianne Monet Willey Trotter, MD

Individual provider Family Medicine Physician · NPI 1578622031

Dr. Marianne Monet Willey Trotter, MD is a Family Practice in Harvard, Massachusetts. Graduated from Washington University School of Medicine in 2001, 25 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts and Ohio.

Years since qualifying
25
Trained at
Washington University School of Medicine
Licensed in
MA, OH
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

198 Ayer Rd
Harvard, MA 01451-1163
Phone: (978) 456-2355
Fax: (978) 456-2356
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 2231 N High St, Columbus, OH 43201-1101 — (614) 293-2201
  • 3363 Tremont Rd Ste 220, Columbus, OH 43221-2127 — (614) 788-0083

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 283638 (MA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 35.083266 (OH)

Record details

NPI number1578622031
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESSeptember 19, 2022
Certification dateSeptember 19, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Umass Memorial Medical Group Inc — 2467 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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